Physics

Problem

+6.0\,\text{nC}

point charge experiences a force of

3.0\times10^{-3}\,\text{N}

when placed

0.12\,\text{m}

from a second point charge in vacuum. What is the magnitude of the second charge? a)

8.0\,\mu\text{C}

0.080\,\mu\text{C}

0.80\,\mu\text{C}

0.72\,\mu\text{C}